Knowledge base for software setup, errors, and daily tool work.

Chrome File Locked by Extension: Fixes and Checks

If you see a message like "File locked by extension" in Chrome, it usually means an extension has...

Fix ImageMagick 'convert' Not Recognized in PATH

After installing ImageMagick, running convert in the terminal may return an error li...

How to Repair Windows Update Components Not Working

If Windows Update hangs, returns error codes like 0x80070002 or 0x800f0900, or simply refuses to ...

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

Fix Windows Update Black Screen After Restart

After installing a Windows update and restarting, a black screen (with or without a cursor) can b...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7